Allan Savory offers one of the few clean & natural ways to capture massive amounts of carbon dioxide from the air, to store it in soil. His techniques of herd management, and predator preservation, have been tested in Zimbabwe, Africa and in the USA. This new agriculture can also reverse desertification and restore ground water. Savory Institute for more details. On short list for Virgin Earth Challenge prize. From Radio Ecoshock 111130 24 minutes.